Spray code removing device and spray code removing equipment

Abstract

The embodiment of the utility model provides a code removing and spraying device and code removing and spraying equipment, and the code removing and spraying device comprises a motion module which is used for being arranged on a rack; the code spraying mechanism is connected with the movement module, and the movement module can drive the code spraying mechanism to move to one side of the material belt so that the code spraying mechanism can spray codes on the products on the material belt; and the removing mechanism is connected with the movement module, and the movement module can drive the removing mechanism to move to one side of the material belt so that the removing mechanism can take away the defective products on the material belt. The code spraying mechanism and the removing mechanism are arranged to be connected with the movement module, the movement module can drive the code spraying mechanism to complete code spraying operation on products and drive the removing mechanism to complete removing operation on defective products, the integration degree is high, and the operation efficiency can be improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to die cutting technical field especially is related to a kind of rejection ink-jet printing device and rejection ink-jet printing equipment. BACKGROUND

[0002] In die cutting industry, part of film material product has the characteristics such as small size, high demand precision, subtle defect, etc., for example, the breathable film applied in electronic products such as mobile phone, tablet computer, etc., after die cutting forming, it needs to be ink-jet printed and rejected, ink-jet printing refers to ink-jet printing production date, bar code, two-dimensional code, serial code and other information code on film material product, rejection refers to removing defective product from the tape.

[0003] In prior art, two actions of ink-jet printing and rejection are completed by two special machines respectively, the integration degree of related equipment is insufficient, and the operation efficiency is low. UTILITY MODEL CONTENT

[0004] The utility model aims at at least solving one of the technical problems existing in prior art. To this end, the utility model provides a kind of rejection ink-jet printing device and rejection ink-jet printing equipment, which can improve the integration degree and improve the operation efficiency.

[0005] In the first aspect, the utility model embodiment provides a kind of rejection ink-jet printing device, rejection ink-jet printing device includes: movement module, for being set on rack;Ink-jet printing mechanism is connected with the movement module, the movement module can drive the ink-jet printing mechanism and move to the side of tape, so that the ink-jet printing mechanism is ink-jet printed on the product on the tape;Rejection mechanism is connected with the movement module, the movement module can drive the rejection mechanism and move to the side of tape, so that the rejection mechanism removes defective product on the tape.

[0006] The rejection ink-jet printing device provided by the first aspect of the utility model embodiment has at least the following beneficial effects:

[0007] By being connected with movement module, the movement module can drive ink-jet printing mechanism to complete the ink-jet printing operation of product, and drive rejection mechanism to complete the rejection operation of defective product, and the integration degree is higher, can improve the operation efficiency.

[0008] In one embodiment of the embodiment, the movement module includes first moving mechanism, the ink-jet printing mechanism and the rejection mechanism are installed on the first moving mechanism, and the first moving mechanism can drive the ink-jet printing mechanism and the rejection mechanism to move along the first direction parallel to the length direction or width direction of the tape.

[0009] In one embodiment of the implementation, the moving module comprises a second moving mechanism, the second moving mechanism is connected with the first moving mechanism, and the second moving mechanism can drive the first moving mechanism to move in a second direction perpendicular to the direction.

[0010] In one embodiment of the implementation, the removing mechanism comprises an adhesive tape, a removing assembly and a pushing assembly, the adhesive tape is arranged around the removing assembly, the pushing assembly abuts one side of the adhesive tape, the pushing assembly is used to push the adhesive tape so that the other side of the adhesive tape adheres to the defective product, and the removing assembly is used to roll the adhesive tape so that the adhesive tape takes away the defective product.

[0011] In one embodiment of the implementation, the pushing assembly comprises a first driving member and a pushing block, the first driving member is connected with the pushing block so as to drive the pushing block to move in a third direction parallel to the thickness direction of the material belt.

[0012] In one embodiment of the implementation, the removing assembly comprises a second driving member, a driving roller and a driven roller, the driving roller and the driven roller are both provided with a limiting groove, part of the adhesive tape is accommodated in the limiting groove, and the second driving member is connected with the driving roller to drive the driving roller to rotate.

[0013] In one embodiment of the implementation, the removing and code spraying device comprises a vacuum plate, and the vacuum plate is used to support and adsorb the material belt.

[0014] In the second aspect, the utility model provides a kind of removing and code spraying equipment, removing and code spraying equipment includes rack, foolproof device and the removing and code spraying device of any one of the first aspect implementation embodiment, the foolproof device is located in the rack, and it is located downstream of the removing and code spraying device, and the foolproof device is used to detect whether the material belt has defective product and code spraying product with error.

[0015] The removing and code spraying equipment provided by the second aspect of the utility model has at least the following beneficial effects:

[0016] By adding the removing and code spraying device of the first aspect implementation in removing and code spraying equipment, on the one hand, the removing and code spraying device can complete code spraying and removing, improve the integration degree and operation efficiency of equipment, on the other hand, the foolproof device can detect whether code spraying and removing of the removing and code spraying device are successfully completed, which is beneficial to improve the reliability of operation.

[0017] In one embodiment of the embodiment, the fool-proof device comprises a mounting rack, a camera and a code scanner, the camera and the code scanner are both mounted on the mounting rack, the camera is used to acquire the image of the material tape, and the code scanner is used to read the ink-jet code information of the product on the material tape.

[0018] In one embodiment of the embodiment, the rejection ink-jet code equipment comprises a controller and a material feeding and releasing device, the material feeding and releasing device is used to release the material tape, the material feeding and releasing device, the camera and the code scanner are all electrically connected with the controller, and the controller controls the operation of the material feeding and releasing device according to the image and / or the ink-jet code information.

[0019] The additional aspects and advantages of the present application will be partially given in the following description, partially become obvious from the following description, or be understood through the practice of the present application. BRIEF DESCRIPTION OF DRAWINGS

[0020] The present application will be further described below in combination with the drawings and embodiments, in which:

[0021] Figure 1 is a structural schematic view of the rejection ink-jet code equipment of the present application in a hidden part of the rack under one embodiment of the embodiment of the present application;

[0022] Figure 2 is a structural schematic view of the rejection ink-jet code device in the rejection ink-jet code equipment of the present application; Figure 1

[0023] Figure 3 is a structural schematic view of the fool-proof device in the rejection ink-jet code equipment of the present application; Figure 1

[0024] Figure 4 is a structural schematic view of the complete rack in the rejection ink-jet code equipment of the present application; Figure 1

[0025] Figure 5 is a structural schematic view of the material feeding mechanism in the rejection ink-jet code equipment of the present application; Figure 1

[0026] Figure 6 is a structural schematic view of the material pulling mechanism in the rejection ink-jet code equipment of the present application; Figure 1

[0027] Figure 7 is a structural schematic view of the finished product winding mechanism in the rejection ink-jet code equipment of the present application; Figure 1

[0028] Figure 8 is a structural schematic view of the detection device in the rejection ink-jet code equipment of the present application. Figure 1

[0029] ​​​​​​​Reference signs:

[0030] Rejection inkjet equipment 1000; rejection inkjet device 100; motion module 10; first moving mechanism 11; second moving mechanism 12; first direction 91; second direction 92; third direction 93; inkjet mechanism 20; inkjet 21; connecting plate 22; rejection mechanism 30; removal assembly 31; second driving part 311; driving roller 312; driven roller 313; auxiliary roller 314; mounting plate 315; limiting groove 301; pushing assembly 32; first driving part 321; push block 322; vacuum plate 40; rack 200; upper rack 210; lower rack 220; first protective cover 230; second protective cover 240; air purifier 250; foolproof device 300; mounting rack 310; camera 320; code scanner 330; material feeding and winding device 400; material feeding mechanism 410; cantilever 4101; first material feeding and winding assembly 4102; material belt sensor 4103; material pulling mechanism 420; servo motor 4201; driving roller 4202; passive roller 4203; shaft coupling 4204; eccentric pressure assembly 4205; finished product winding mechanism 430; buffer assembly 4301; second material feeding and winding assembly 4302; control box 4303; connecting arm 4304; dustproof plate 4305; detection device 500; detection unit 510; vacuum bottom plate 520. DETAILED DESCRIPTION

[0031] The embodiments of the present application are described in detail below, examples of which are shown in the drawings, wherein the same or similar reference signs represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and are only used to explain the present application, and cannot be understood as a limitation of the present application.

[0032] In the description of the present application, it should be understood that the orientation description, such as the orientation or position relationship indicated by up, down, front, back, left, right, etc. is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as a limitation of the present application.

[0033] In the description of the present application, the meaning of several is more than one, the meaning of multiple is more than two, greater than, less than, more than, etc. are understood as not including the number, above, below, etc. are understood as including the number. If it is described as first, second, it is only used for the purpose of distinguishing technical features, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or the sequence of indicated technical features.

[0034] In the description of the utility model, unless otherwise explicitly limited, the words such as setting, installing, connecting should be understood broadly, and the skilled in the art can determine the specific meaning of the above words in the utility model according to the specific content of the technical scheme.

[0035] In the description of the utility model, the description of the reference terms "one embodiment", "some embodiments", "illustrative embodiment", "example", "specific example" or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In the specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0036] Please refer to Figure 1 , Figure 1 It is the structure schematic view of the rejection code spraying equipment 1000 under the hidden part rack 200 in an embodiment of the utility model embodiment. The utility model embodiment provides a kind of rejection code spraying equipment 1000, and rejection code spraying equipment 1000 includes rejection code spraying device 100, rack 200 and foolproof device 300, foolproof device 300 is located in rack 200, and located downstream of rejection code spraying device 100, and foolproof device 300 is used to detect whether there is defective product and product with misprint in material belt. Specifically, foolproof device 300 and rejection code spraying device 100 are all installed and fixed on rack 200. By adding the rejection code spraying device 100 of the utility model embodiment in rejection code spraying equipment 1000, on the one hand, rejection code spraying device 100 can complete code spraying and rejection, improve the integration degree and operation efficiency of equipment, on the other hand, foolproof device 300 can detect whether code spraying and rejection of rejection code spraying device 100 are successfully completed, which is beneficial to improve the reliability of operation.

[0037] In the embodiment, rejection code spraying equipment 1000 includes controller (not shown), material feeding and releasing device 400 and detection device 500, and material feeding and releasing device 400 is used to release material belt. Material feeding and releasing device 400 includes material releasing mechanism 410, material pulling mechanism 420 and finished product winding mechanism 430. Material releasing mechanism 410, detection device 500, rejection code spraying device 100, foolproof device 300, material pulling mechanism 420 and finished product winding mechanism 430 are sequentially arranged on rack 200 along the material belt transmission direction.

[0038] The rejection code spraying device 100 in the rejection code spraying equipment 1000 of the utility model embodiment is described below.

[0039] Please refer to Figure 1 And Figure 2 ,Figure 2 is Figure 1 The utility model discloses a structure diagram of rejecting and spraying code device 1000 in rejecting and spraying code device 100. The utility model embodiment provides a kind of rejecting and spraying code device 100, and rejecting and spraying code device 100 includes movement module 10, spraying mechanism 20 and rejecting mechanism 30. Movement module 10 is used to set on rack 200. Spraying mechanism 20 is connected with movement module 10, and movement module 10 can drive spraying mechanism 20 to move to the side of material belt, to supply spraying mechanism 20 to the product on material belt with spraying code. Rejecting mechanism 30 is connected with movement module 10, and movement module 10 can drive rejecting mechanism 30 to move to the side of material belt, to supply rejecting mechanism 30 to take away defective product on material belt.

[0040] Specifically, movement module 10 can drive spraying mechanism 20 to move to the top side of material belt by rotating, translating and the like, and spraying mechanism 20 can spray code on the product on material belt downward, to print information code containing spraying code information on the product. In addition, movement module 10 can drive rejecting mechanism 30 to move to the top side of material belt by rotating, translating and the like, to take away defective product by adhesion, clamping, adsorption and the like.

[0041] Specifically, spraying mechanism 20 includes sprayer 21 and connecting plate 22, and sprayer 21 is installed on connecting plate 22. Connecting plate 22 is connected with movement module 10, and movement module 10 can drive connecting plate 22 to drive sprayer 21 to move.

[0042] Spraying mechanism 20 and rejecting mechanism 30 are connected with movement module 10, and movement module 10 can drive spraying mechanism 20 to complete spraying code operation on the product, and drive rejecting mechanism 30 to complete rejecting operation on defective product, so that the degree of integration is higher, and operation efficiency can be improved.

[0043] In an embodiment of the embodiment, please refer to Figure 2 Movement module 10 includes first moving mechanism 11, and spraying mechanism 20 and rejecting mechanism 30 are installed on first moving mechanism 11. First moving mechanism 11 can drive spraying mechanism 20 and rejecting mechanism 30 to move along first direction 91 parallel to the length direction or width direction of material belt. In this way, spraying mechanism 20 and product are aligned for spraying code, and rejecting mechanism 30 and corresponding defective product are aligned for rejecting.

[0044] In an embodiment of the embodiment, please refer to Figure 2The movement module 10 comprises a second moving mechanism 12 connected with the first moving mechanism 11, and the second moving mechanism 12 can drive the first moving mechanism 11 to move along a second direction 92 perpendicular to the first direction 91. In this way, the inkjet code can be completed without moving the material belt, thereby reducing the risk of low quality inkjet code caused by shaking of the material belt.

[0045] Specifically, please refer to Figure 1 The first direction 91 is a direction parallel to the width direction of the material belt, and the second direction 92 is a direction parallel to the length direction of the material belt.

[0046] In an embodiment of the embodiment, please refer to Figure 2 The removing mechanism 30 comprises a tape (not shown), a removing assembly 31, and a pushing assembly 32. The tape is wound around the removing assembly 31, and the pushing assembly 32 is in abutment with one side of the tape. The pushing assembly 32 is used to push the tape so that the other side of the tape adheres to the defective product. The removing assembly 31 is used to wind the tape to take away the defective product. In this way, the defective product can be removed, and the structure is simple.

[0047] In an embodiment of the embodiment, please refer to Figure 2 The pushing assembly 32 comprises a first driving member 321 and a pushing block 322. The first driving member 321 is connected with the pushing block 322 to drive the pushing block 322 to move along a third direction 93 parallel to the thickness direction of the material belt. In this way, during the removal, the first driving member 321 can drive the pushing block 322 to move towards the tape, so that the tape adheres to the defective product. The removing assembly 31 winds the tape to take away the defective product. After the removal is completed, the first driving member 321 can drive the pushing block 322 to move away from the tape, so that the tape is separated from the material belt, and the material belt can continue to move.

[0048] In an embodiment of the embodiment, please refer to Figure 2 The removing assembly 31 comprises a second driving member 311, a driving roller 312, and a driven roller 313. The driving roller 312 and the driven roller 313 are both provided with a limiting groove 301, and part of the tape is accommodated in the limiting groove 301. The second driving member 311 is connected with the driving roller 312 to drive the driving roller 312 to rotate. By providing the limiting groove 301 in the driving roller 312 and the driven roller 313, the limiting groove 301 can limit the material belt to prevent the tape from moving during the removal.

[0049] Specifically, the removing assembly 31 comprises a mounting plate 315 connected with the first moving mechanism 11 in the movement module 10. The second driving member 311, the driving roller 312, and the driven roller 313 are all mounted on the mounting plate 315.

[0050] Specifically, the removing assembly 31 comprises an auxiliary roller 314, the auxiliary roller 314 is installed on a mounting plate 315, the auxiliary roller 314 is also provided with a limiting groove 301, and the auxiliary roller 314 is used for assisting the movement of the adhesive tape.

[0051] In one embodiment of the embodiment, referring to Figure 1 and Figure 2 , the rejecting and ink-jet printing device 100 comprises a vacuum plate 40 used for supporting and adsorbing the material belt. Specifically, the vacuum plate 40 is installed on the rack 200, and the vacuum plate 40 is used for contacting the bottom side of the material belt. When the ink-jet printing and rejection need to be performed, the material belt can be adsorbed and fixed by the vacuum plate 40, so that the material belt is prevented from being lifted during the rejection, and the reliability of the operation is improved.

[0052] The rack 200 in the rejecting and ink-jet printing equipment 1000 of the embodiment of the utility model is described below.

[0053] Referring to Figure 1 and Figure 4 , Figure 4 is Figure 1 a structural schematic view of the complete rack 200 in the rejecting and ink-jet printing equipment 1000. The rack 200 comprises an upper rack 210, a lower rack 220, a first protective cover 230, a second protective cover 240 and an air purifier 250. The lower rack 220 is used for being placed on the ground, the upper rack 210 is connected to the top side of the lower rack 220 and forms a processing chamber together with the lower rack 220, and each device such as the rejecting and ink-jet printing device 100 is installed on the lower rack 220 and located in the processing chamber. The first protective cover 230 and the second protective cover 240 are installed on the horizontal two sides of the upper rack 210 and the lower rack 220 respectively, and the air purifier 250 is installed on the top side of the upper rack 210, the first protective cover 230 and the second protective cover 240. Such an arrangement can ensure safe operation.

[0054] The fool-proof device 300 in the rejecting and ink-jet printing equipment 1000 of the embodiment of the utility model is described below.

[0055] Referring to Figure 1 and Figure 3 , Figure 3 is Figure 1Figure 3 is a structural schematic view of the fool-proof device 300 in the rejection and ink-jet code printing equipment 1000. The fool-proof device 300 comprises a mounting frame 310, a camera 320 and a code scanner 330, the camera 320 and the code scanner 330 are both mounted on the mounting frame 310, the camera 320 is used to acquire the image of the material tape, and the code scanner 330 is used to read the ink-jet code information of the product on the material tape. Specifically, the mounting frame 310 is fixed on the rack 200. By arranging the camera 320 and the code scanner 330, the camera 320 can take a picture of the material tape and acquire the image of the material tape, so as to determine whether there is a defective product on the material tape, and the code scanner 330 can scan the information code of the product on the material tape and acquire the ink-jet code information corresponding to the information code, so that whether the ink-jet code is incorrect can be determined through the ink-jet code information.

[0056] In the embodiment, the camera 320 and the code scanner 330 are electrically connected with the controller, and the controller controls the feeding and releasing device 400 to operate according to the image and / or the ink-jet code information. In this way, when there is a defective product on the material tape or the ink-jet code information does not correspond to the preset ink-jet code content, the controller controls the feeding and releasing device 400 to stop driving the material tape, so as to avoid the unqualified product from flowing out, and the operation reliability is improved.

[0057] The feeding and releasing device 400 in the rejection and ink-jet code printing equipment 1000 of the embodiment of the utility model will be described below.

[0058] Please refer to Figure 1 , the feeding and releasing device 400 comprises a releasing mechanism 410, a material pulling mechanism 420 and a finished product winding mechanism 430, the releasing mechanism 410 is arranged upstream of the rejection and ink-jet code printing device 100, and the material pulling mechanism 420 and the finished product winding mechanism 430 are sequentially arranged downstream of the rejection and ink-jet code printing device 100.

[0059] Specifically, please refer to Figure 1 and Figure 5 , Figure 5 is Figure 1 a structural schematic view of the releasing mechanism 410 in the rejection and ink-jet code printing equipment 1000. The releasing mechanism 410 comprises a cantilever 4101, a first feeding and releasing winding assembly 4102, a control box (not shown), a material tape sensor 4103 (not shown) and a material tape sensor 4103, the first feeding and releasing winding assembly 4102 is used to release and wind, and control the winding tension. The control box is used to adjust the output torque of the torque assembly. The material tape sensor 4103 is used to sense whether the material tape releasing is finished and detect whether the material is broken.

[0060] Specifically, please refer to Figure 1 and Figure 6 , Figure 6 is Figure 1Figure 2 is a structural schematic view of a pulling mechanism 420 in the rejection ink-jet printing equipment 1000. The pulling mechanism 420 comprises a servo motor 4201, a driving roller 4202, a passive roller 4203, a coupling 4204, and an eccentric pressure assembly 4205. The servo motor 4201 drives the driving roller 4202 to rotate through the coupling 4204. The passive roller 4203 is arranged at a blank position of the material belt. The material belt is driven to move by the driving roller 4202 and the passive roller 4203. The eccentric pressure assembly 4205 is adjusted to the stress of the material belt, so that the material belt is prevented from deviating due to unbalanced stress. The driving roller 4202 is coated with a high-strength glue. The passive roller 4203 is provided with outer circle knurling, so as to increase the friction force with the material belt and prevent the material belt from slipping.

[0061] Specifically, refer to Figure 1 and Figure 7 , Figure 7 is Figure 1 Figure 3 is a structural schematic view of a finished product winding mechanism 430 in the rejection ink-jet printing equipment 1000. The finished product winding mechanism 430 comprises a buffer assembly 4301, two second winding and unwinding assemblies 4302, a control box 4303, a connecting arm 4304, and a dustproof plate 4305. The buffer assembly 4301, the second winding and unwinding assemblies 4302, the control box 4303, and the connecting arm 4304 are all mounted on the connecting arm 4304, and the connecting arm 4304 is fixed on the rack 200. The buffer assembly 4301 can reduce the risk of winding the material belt. The dustproof plate 4305 is arranged above the lower second winding and unwinding assembly 4302, so as to prevent the dust generated by friction from falling into the product during unwinding, thereby causing secondary defects. The control box 4303 is used to control the tension of the second winding and unwinding assembly 4302 during winding and unwinding.

[0062] The following describes a detection device 500 in the rejection ink-jet printing equipment 1000.

[0063] Please refer to Figure 1 and Figure 8 , Figure 8 is Figure 1 Figure 4 is a structural schematic view of the detection device 500 in the rejection ink-jet printing equipment 1000. The detection device 500 comprises a plurality of detection units 510. The plurality of detection units 510 are arranged at different stations to detect and judge the products on the material belt, so as to determine the number and positions of defective products. In order to make the material belt flat and improve the detection efficiency, the detection device 500 further comprises a vacuum bottom plate 520. The vacuum bottom plate 520 is arranged on the rack 200 and is used to support the material belt. The vacuum bottom plate 520 can adsorb and fix the material belt.

[0064] The utility model embodiment has been explained in detail above in combination with the drawings, but the utility model is not limited to the above-mentioned embodiment, still can make various changes in the knowledge range of the ordinary skill in the art who possesses under the premise of not departing from the utility model's tenet. Besides, the embodiment and the feature in the embodiment of the utility model can be combined mutually under the condition of not conflicting.

Claims

1. A reject inkjet printing apparatus characterized by comprising: include: Motion modules are used to mount the components on the rack. The inkjet printing mechanism is connected to the motion module. The motion module can drive the inkjet printing mechanism to move to one side of the material strip so that the inkjet printing mechanism can print the product on the material strip. The rejection mechanism is connected to the motion module, which can drive the rejection mechanism to move to one side of the conveyor belt so that the rejection mechanism can remove defective products from the conveyor belt.

2. The reject inkjet printing apparatus according to claim 1, wherein The motion module includes a first moving mechanism, and the coding mechanism and the rejection mechanism are mounted on the first moving mechanism. The first moving mechanism can drive the coding mechanism and the rejection mechanism to move along a first direction parallel to the length or width direction of the material strip.

3. The reject inkjet printing apparatus according to claim 2, wherein The motion module includes a second moving mechanism, which is connected to the first moving mechanism. The second moving mechanism can drive the first moving mechanism to move along a second direction perpendicular to the first moving mechanism.

4. The reject inkjet printing apparatus according to claim 1, wherein The rejection mechanism includes a tape, a removal component, and a pushing component. The tape is wound around the removal component. The pushing component abuts against one side of the tape. The pushing component is used to push the tape so that the other side of the tape adheres to the defective product. The removal component is used to roll the tape so that the tape carries away the defective product.

5. The reject inkjet printing apparatus according to claim 4, wherein The pushing component includes a first driving member and a pusher block, the first driving member being connected to the pusher block to drive the pusher block to move along a third direction parallel to the thickness direction of the strip.

6. The reject inkjet printing apparatus according to claim 4, wherein The removal assembly includes a second drive member, a drive roller, and a driven roller. Both the drive roller and the driven roller have limit grooves. A portion of the tape is accommodated in the limit grooves. The second drive member is connected to the drive roller to drive the drive roller to rotate.

7. The reject inkjet printing apparatus according to claim 1, wherein The rejection coding device includes a vacuum plate, which is used to support and adsorb the material strip.

8. A reject jet printing apparatus, characterized by, The device includes a frame, a mistake-proofing device, and a rejection coding device according to any one of claims 1 to 7, wherein the mistake-proofing device is disposed on the frame and located downstream of the rejection coding device, and the mistake-proofing device is used to detect whether there are defective products and products with incorrect coding on the tape.

9. The reject inkjet printing apparatus according to claim 8, wherein The error-proof device includes a mounting frame, a camera, and a barcode scanner. The camera and the barcode scanner are both mounted on the mounting frame. The camera is used to acquire images of the material strip, and the barcode scanner is used to read the inkjet coding information of the products on the material strip.

10. The reject inkjet printing apparatus according to claim 9, wherein The rejection coding device includes a controller and a take-up and unwinding device. The take-up and unwinding device is used to unwind the material strip. The take-up and unwinding device, the camera, and the barcode scanner are all electrically connected to the controller. The controller controls the operation of the take-up and unwinding device according to the image and / or the coding information.

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